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VSK-S5-24UA

P1-P3P4-P6
cui.com
date 06/05/2015
page
1 of 6
SERIES: VSK-S5 │ DESCRIPTION: AC-DC POWER SUPPLY
MODEL
output
voltage
output
current
output
power
ripple
and noise
1
efciency
(Vdc)
max
(mA)
max
(W)
max
(mVp-p)
max
(%)
VSK-S5-3R3UA 3.3 1250 4.125 120 74
VSK-S5-5UA 5 1000 5 120 78
VSK-S5-9UA 9 550 5 100 78
VSK-S5-12UA 12 420 5 100 80
VSK-S5-15UA 15 333 5 100 82
VSK-S5-24UA 24 230 5.5 100 83
Notes: 1.Rippleandnoisearemeasuredat20MHzBWby“parallelcable”methodwith1μFceramicand10μFelectrolyticcapacitorsontheoutput.
FEATURES
• up to 5.5 W continuous output
• compact board mount design
• universal input (85~264 Vac/110~370 Vdc)
• single regulated output from 3.3~24 Vdc
• over voltage, over temperature, and short circuit protections
• UL/cUL safety approvals
• efficiency up to 83%
PART NUMBER KEY
VSK-S5 - XXUA
Base Number
Output Voltage
For more information, please visit the product page.
cui.com
date 06/05/2015 │ page 2 of 6CUI Inc │ SERIES: VSK-S5│ DESCRIPTION: AC-DC POWER SUPPLY
INPUT
parameter conditions/description min typ max units
voltage
85
110
264
370
Vac
Vdc
frequency 47 63 Hz
current
at 110 Vac
at 230 Vac
110
70
mA
mA
inrush current
at 110 Vac
at 230 Vac
10
20
A
A
input fuse recommended external 1 A/250 V, slow-blow type
temperaturecoefcient ±0.02 %/°C
OUTPUT
parameter conditions/description min typ max units
capcitive load
1
3.3 Vdc model
5 Vdc model
9 Vdc model
12 Vdc model
15 Vdc model
24 Vdc model
4000
4000
1000
820
820
330
μF
μF
μF
μF
μF
μF
line regulation ±0.5 %
load regulation at 10~100% load ±1 %
voltage set accuracy
3.3 Vdc model
all other models
±3
±2
%
%
hold-up time
at 110 Vac
at 230 Vac
12
80
ms
ms
switching frequency 140 kHz
Notes: 1. Test without external circuit
PROTECTIONS
parameter conditions/description min typ max units
over voltage protection shutdown
over current protection auto recovery 110 %
short circuit protection hiccup, auto recovery
SAFETY & COMPLIANCE
parameter conditions/description min typ max units
isolation voltage for 1 minute 4,000 Vac
safety approvals UL60950-1
safety class Class II
conducted emissions CISPR22/EN55022, Class B
radiated emissions CISPR22/EN55022, Class B
ESD IEC/EN61000-4-2 Class B, contact ±6 kV / air ±8 kV
radiated immunity IEC/EN61000-4-3 Class A, 10V/m
EFT/burst
IEC/EN61000-4-4 Class B, ±2 kV
IEC/EN61000-4-4ClassB,±4kV(externalcircuitrequired,seegure2)
surge
IEC/EN61000-4-5 Class B, ±1 kV / ±2 kV
IEC/EN61000-4-5ClassB,±2kV/±4kV(externalcircuitrequired,seegure2)
conducted immunity IEC/EN61000-4-6 Class A, 10 Vr.m.s
PFM IEC/EN61000-4-8 Class A, 10 A/m
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cui.com
date 06/05/2015 │ page 3 of 6CUI Inc │ SERIES: VSK-S5│ DESCRIPTION: AC-DC POWER SUPPLY
~
~
~
~
100
80
60
40
20
Ambient Temperature (°C)
Load (%)
70
50
-25 -10 05570
Input Voltage (Vac)
100
80
60
40
20
Input Voltage (Vdc)
Load (%)
50
100 140 340 370
~
~
~
~
100
80
60
40
20
50
85 110 240 264
Safe operating area
Load (%)
~
~
~
~
Safe operating area
50
55
60
65
70
75
80
85
90
85 110180 230264
Eic ie ncy(%)
50
55
60
65
70
75
80
85
90
10 20 30 40 50 60 70 80 90 100
Eic ie nc y(%)
VSK-S5-24UA
VSK-S5-5UA
VSK-S5-12UA
VSK-S5-24UA
VSK-S5-5UA
VSK-S5-12UA
Efficiency Vs Input Voltage (Full Load)
Efficiency Vs Output (Vin=230Vac)
Input Voltage (VAC) Output Power Percentage (%)
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature see derating curves -25 70 °C
storage temperature -25 105 °C
storage humidity non-condensing 95 %
DERATING CURVES
EFFICIENCY CURVES
load vs. ambient temperature load vs. input voltage (Vac) load vs. input voltage (Vdc)
SAFETY & COMPLIANCE
(
CONTINUED
)
parameter conditions/description min typ max units
voltage dips & interruptions IEC/EN61000-4-11 Class B, 0%-70%
MTBF asperMIL-HDBK-217F,at25°C 300,000 hours
RoHS 2011/65/EU
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P1-P3P4-P6

VSK-S5-24UA

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Switching Power Supplies Internal AC-DC Power Supplies
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